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“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
CuriositiesJUL 6, 2025

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds

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We’re constantly surrounded by everyday things we assume are harmless until they’re not. From the simple act of swallowing food the wrong way to the hidden dangers of being near horses, some risks are surprisingly deadly. 
Reddit users recently answered the chilling question: What’s something few people realize can k**l you in seconds? Their responses reveal a mix of terrifying and unexpected hazards. This eye-opening list might make you think twice before lighting a candle, microwaving leftovers, or popping that “harmless” supplement. Sometimes, danger hides in plain sight.

#1

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
A family friend who taught me how to drive many many years ago told me you have to drive like everyone else on the road is an absolute idiot and has no idea what they're doing. I never forgot that.
152points

#2

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
This'll get buried but shooting into the air.

What goes up, must come down. Those bullets can and do hit people.
120points

#3

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Texting or scrolling on your phone while driving. I’m a Medevac pilot. Ask me how I know. Put the phone down, please.
112points

We’re all generally cautious when it comes to the obvious dangers in life. If we spot a snake slithering nearby or see flames in a building, we know to act fast. Our instincts kick in for visible threats. But what about the dangers that hide in plain sight? The ones that don’t hiss or burn, but quietly lurk around us every day? That’s where the real trouble often begins.

There are countless risks we overlook simply because they seem too ordinary to harm us. Just like the ones on this list, many everyday items carry invisible threats. These dangers don’t wear warning signs: they look familiar, useful, and even comforting. But that’s what makes them so deceptive. From household items to personal care products, risk hides where we least expect. And once you know, it’s hard to ignore.

#4

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Riding your bicycle without a helmet. I don't give a s**t how careful you drive. Even if you actually do, someone else may not. And if someone hits you with their car, chances of going at least to the hospital for an extended stay are pretty d**n high, and in worst case may end at the cemetery.

Invest in a helmet, it may save your live one day and your loved ones a lot of tears. If you don't do it for yourself, do it for them. They deserve better than seeing you attached to hundreds of machines going beep every few seconds and slowly watching you die, just because you thought a helmet looked stupid or some s**t.
103points

#5

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Heat stroke, the heat can creep up on you.
90points

#6

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Herbivores


Just because they don't eat doesn't mean they are docile .. unlike a carnivorous, which asks 2 questions, am i hungry? Can I k**l you without serious damage? If one of them is no , it will just leave 


But herbivores get a fight or flight. 99% they chose flight but God save you if it decides to fight .. .
90points

Take toothpaste, for example. Most of us use it daily: some, even twice or more. But a Guardian report reveals that toothpaste can be contaminated with dangerous heavy metals like lead, arsenic, mercury, and cadmium. The testing, conducted by Lead Safe Mama, uncovered alarming levels in several popular brands. It’s a startling reminder that even trusted staples deserve scrutiny.

#7

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Flowing water inches deep can still have the strength to sweep you away if you’re not careful
87points

#8

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
I stopped two German or Austrian tourists from touching a poisonous frog in Colombia. They had no idea. They were inches away with their phones.

I hadn't spoken German in years, but man my panic reaction brought those words to the tip of my tongue real fast.

Don't mess with wildlife, especially outside your own habitat.
85points

#9

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
A crack in your toilet.

When porcelain breaks its razor sharp.

You are sitting on a cracked piece of porcelain, with your bare a*s and legs. One of the fastest ways to die is puncturing the femoral artery in your legs. What happens when your body weight causes the cracked porcelain to shatter, and your bare a*s and legs crash down on a collapsing pile of razor sharp porcelain shards.
72points

In Canada, action is already being taken against another silent threat: baby bottles made from polycarbonate plastics. These bottles often contain BPA, a chemical known for mimicking estrogen. BPA is labeled a hormone disruptor because it interferes with natural hormone functions, especially in young children. Canada has moved to ban their sale for this reason. The bottles may look harmless, but the long-term risks are far from minor.

#10

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Hitting your head. r/TBI is full of stories about simple slips and falls that resulted in death (at least temporarily) and lasting effects.

I simply fell on ice at work. Bam ! Unconscious, woke up saying “I was okay”. Got talked into getting in an ambulance. Started dying in the ambulance from a severe brain bleed. Coma, expected to die, survived. Lost most of my memory, emotional stability, the ability to easily make new memories, a ton of IQ.

Still… in all “I’m not dead !”
72points

#11

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Dogs. Easy to forget about because they're lovely most of the time, but most medium.sized dogs could k**l you within seconds if they wanted to. Sharp teeth, strong jaws, agile bodies. Of course they've been bred to live with us, but we're still lucky almost none of them want to hurt anyone.
69points

#12

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Getting drunk going to sleep and choking on your own vomit. Always lay your drunk friends on their side, and lift their chin to open their airway. DO NOT lay them on their backs, friend died aged 32
69points

According to the Missouri Poison Center, cherry pits pose another unexpected danger. They contain a compound called cyanogenic glycoside, which can turn deadly when consumed in large amounts. While it might take a significant dose to be fatal, a child accidentally swallowing several could be at serious risk. The danger lies in their small, unassuming appearance. Something so ordinary can quickly turn hazardous.

#13

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Manipulations by chiropractors.

And if the manipulation doesn't k**l you, it can certainly cause paraplegia or quadriplegia, vertebral dissections.

The sad part is that chiropractors will never own up to the fact and they'll actually claim that patients are coming in with an active stroke. Unfortunately a lot of their research is skewed. I would highly recommend looking into the American medical association, particularly neurologist to see the detrimental effects that a chiropractor can have. It's unfortunate how many people die secondary to a chiropractic manipulations - particularly in the neck and back.

For reference, I am a occupational therapist who has seen plenty of paraplegics and quadriplegics secondary to chiropractic injury.
68points

#14

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Bears. Ppl getting too comfortable thinking they are just oversized racoons, not doing the mental effort to realize that oversized raccoons are terrifying too.
63points

#15

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Rags covered in linseed oil can spontaneously combust when left in a pile.

I randomly discovered this fact in a reddit post titled, "The new guy burned down our workshop." A carpenter I know confirmed that this is a real thing.

I've been getting into refinishing old furniture, so I'm glad I learned this now. You'd think it'd be more common knowledge!
60points

Household plants are another hidden risk we often forget. They brighten up homes, purify air, and add a decorative touch, but not all of them are safe. Varieties like daffodil, iris, and ivy are toxic if ingested. For families with curious kids or pets, these pretty greens can become a silent health hazard. It’s a gentle reminder to check before you pot that next plant.

#16

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Doing your own electrical work. If you don’t know what you are doing, leave it to a professional or experienced person.
59points

#17

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
INHALANTS!!! AKA: Huffing. Intentionally inhaling anything aerosol, helium, nitrous, chemical with the intention of getting high. My 15 yr old brother was an artifact of that behavior when he died in a crash after his friend huffed air freshener while driving. AND they never went to jail because the law didn't include inhalants. My family went before congress and got the DUI law changed to include it, and it's known as "Keith's Law".
54points

#18

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Cheerleading. I had an accident and almost died because one of my teammates lost balance while I was on top, and that caused to fall. That fall broke my neck and I haven't been able to walk or move most of my body ever again.
52points

Sometimes, we overlook broken appliances because they seem to work fine. But using damaged electrical devices can be a ticking time bomb. If faulty wiring or components aren’t addressed and your safety switch fails—electric shocks or worse can occur. Injuries in such cases can be fatal. It’s not just about functionality; it’s about unseen internal damage.

#19

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Giving little babies water to drink. Doesnt have to be much, it k**ls them very easy

Stop_Fun:

There are a few reasons you can’t give a baby water.

One of the less important reasons is that water fills up their tummies and then they don’t get as hungry. Babies need plenty of calories to grow and if they’re not hungry they don’t get the calories.

The more important reason is that babies have tiny kidneys, and they can become overwhelmed easily. When babies have too much water, it dilutes the sodium content in their bodies which can lead to seizures. Their tiny kidneys just can’t keep up with the extra fluids being taken in.

Typically you can start giving your baby a LITTLE water at about 6 months or when they start solids. But that’s still only a few ounces at a time.
51points

#20

“A Crack In Your Toilet”: 50 Things Most People Don’t Know Could Finish You Off In Seconds
Chainsaws. Never EVER use one unless you've at the very least googled how they work and basic safety. Different parts of the spinning chain enact different forces on the saw, and if you arent ready for them, or arent paying attention can be very very bad.

If you put the bottom of the bar on wood and it binds, it will pull you forward, possibly laying your head/chest right across the chain.

If you touch the top of the bar to wood it can fling back extremely fast and hard, if youre lucky a really bad gut punch.

If you touch the top 1/2 of the tip, you'll have just enough time to figure out what happened before you die if it kicks back and hits somewhere really dangerous (corotid artery, femoral artery etc.)

Every aspect of tree work is incredibly dangerous, dont try it at home unless you know what you're doing (and if you think you do you probably dont). Treat chainsaws like loaded guns. Dont go anywhere near running chippers, and keep yourself, your kids, and your pets the f**k away. Like hundreds of feet away. The people doing tree work have more than enough to worry about, they dont need to be babysitters too.
50points
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